🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.68

Radius: 0.86

Gravity: 0.92 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 0.5 AU - 0.7 AU

Year: 176 Days

Day: 28.7 Hours

Environment

Temp: 128 °C

Axial Tilt: 36.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.91

Radius: 1.53

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 0.58 AU - 0.68 AU

Year: 189 Days

Day: 33.6 Hours

Environment

Temp: 164 °C

Axial Tilt: 20.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 30,223,789 km

• M1: 36,053 km (0.092 R)
• M2: 169,046 km (0.056 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.92 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.78

Radius: 1.26

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 0.87 AU - 0.97 AU

Year: 334 Days

Day: 44.9 Hours

Environment

Temp: 23 °C

Axial Tilt: 36.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 30,223,789 km

• M1: 42,785 km (0.101 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.04 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.99

Radius: 1

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 0.99 AU - 1.09 AU

Year: 402 Days

Day: 16.5 Hours

Environment

Temp: 0 °C

Axial Tilt: 37.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 5 - Terrestrial

Semi-Major Axis: 1.63 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.08

Radius: 1.75

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 1.3 AU - 1.96 AU

Year: 788 Days

Day: 25 Hours

Environment

Temp: -62 °C

Axial Tilt: 16.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 1.84 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.91

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 1.57 AU - 2.11 AU

Year: 945 Days

Day: 23.7 Hours

Environment

Temp: -79 °C

Axial Tilt: 28.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 30,223,789 km

• M1: 49,068 km (0.044 R)
• M2: 605,123 km (0.09 R)

Planet 7 - Terrestrial

Semi-Major Axis: 2.15 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.86

Radius: 0.94

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 2.11 AU - 2.19 AU

Year: 1194 Days

Day: 22.7 Hours

Environment

Temp: -75 °C

Axial Tilt: 29.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 8 - Terrestrial

Semi-Major Axis: 3.66 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.35

Radius: 1.41

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 3.29 AU - 4.03 AU

Year: 2652 Days

Day: 17.5 Hours

Environment

Temp: -119 °C

Axial Tilt: 38.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 30,223,789 km

• M1: 1,751,043 km (0.109 R)

Asteroid Belt

Center: 4.18 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 9 - Gas Giant

Semi-Major Axis: 4.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 750.3

Radius: 9.5

Gravity: 8.31 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 4.34 AU - 5.04 AU

Year: 3847 Days

Day: 6.8 Hours

Environment

Temp: -150 °C

Axial Tilt: 32.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 30,223,789 km

• M1: 118,182 km (0.072 R)
• M2: 500,704 km (0.092 R)
• M3: 813,663 km (0.054 R)
• M4: 1,820,905 km (0.069 R)
• M5: 2,143,588 km (0.082 R)
• M6: 2,473,152 km (0.066 R)
• M7: 4,147,003 km (0.074 R)
• M8: 7,329,099 km (0.099 R)
• M9: 8,298,643 km (0.055 R)
• M10: 9,118,589 km (0.029 R)
• M11: 10,875,915 km (0.081 R)
• M12: 14,253,984 km (0.087 R)
• M13: 14,940,489 km (0.117 R)
• M14: 16,379,321 km (0.12 R)
• M15: 16,781,889 km (0.105 R)
• M16: 19,594,628 km (0.091 R)
• M17: 22,636,252 km (0.071 R)
• M18: 23,208,015 km (0.101 R)
• M19: 24,232,013 km (0.105 R)

Planet 10 - Gas Giant

Semi-Major Axis: 5.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 633

Radius: 8.1

Gravity: 9.65 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 4.41 AU - 7.07 AU

Year: 5209 Days

Day: 7.7 Hours

Environment

Temp: -150 °C

Axial Tilt: 18.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 30,223,789 km

• M1: 109,356 km (0.045 R)
• M2: 400,174 km (0.089 R)
• M3: 680,521 km (0.057 R)
• M4: 1,033,272 km (0.089 R)
• M5: 1,359,396 km (0.096 R)
• M6: 1,806,394 km (0.053 R)
• M7: 2,087,040 km (0.061 R)
• M8: 2,364,544 km (0.099 R)
• M9: 2,994,650 km (0.04 R)
• M10: 3,934,274 km (0.113 R)
• M11: 4,765,440 km (0.089 R)
• M12: 5,887,424 km (0.079 R)
• M13: 6,837,670 km (0.078 R)
• M14: 8,682,511 km (0.065 R)
• M15: 10,256,879 km (0.095 R)
• M16: 11,390,980 km (0.068 R)
• M17: 11,723,088 km (0.086 R)
• M18: 12,910,895 km (0.072 R)
• M19: 13,376,294 km (0.052 R)
• M20: 16,709,633 km (0.082 R)
• M21: 18,534,877 km (0.063 R)
• M22: 18,862,496 km (0.098 R)
• M23: 23,328,442 km (0.099 R)
• M24: 27,086,190 km (0.114 R)
• M25: 29,863,774 km (0.077 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 220 - 10,582 AU

Composition

Type: Cometary Reservoir

System's final boundary, containing trillions of icy planetesimals.

Gravitational Limit